I note that the ISO was already broken as of 4th November: https://www.kubuntuforums.net/showthread.php/77539-Happy-Inspection-of- Hippo-Kubuntu-21-04?p=441966&viewfull=1#post441966
.i.e maybe-ubiquity was not loading, as per the original report. so breakage was most certainly present well before any new KDE/Qt landed for hirsute. In other words, it appears something in the initial preparation and auto-sync for hirsute caused breakage. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1903378 Title: installation failed, but wasn't started (live boot only) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubiquity/+bug/1903378/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs